why am I getting the immou errors ?

Code:
dmesg -w
Code:
[ 4270.661320] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661322] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661323] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661325] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661327] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661328] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661330] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661332] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661333] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661335] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661337] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661338] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661340] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661342] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661344] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661345] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661347] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661349] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661350] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661352] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661354] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661355] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661357] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661359] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661361] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661362] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661364] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661366] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661367] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.661369] vfio-pci 0000:03:00.0: vfio_ecap_init: hiding ecap 0xffff@0xffc
[ 4270.670998] vfio-pci 0000:03:00.0: can't change power state from D3cold to D0 (config space inaccessible)
[ 4271.715854] vfio-pci 0000:03:00.1: can't change power state from D0 to D3hot (config space inaccessible)
[ 4271.715861] vfio-pci 0000:03:00.0: invalid power transition (from D3cold to D3hot)
[ 4271.716337] fwbr111i0: port 2(tap111i0) entered disabled state
[ 4271.716506] fwbr111i0: port 2(tap111i0) entered disabled state
[ 4271.917092] AMD-Vi: Completion-Wait loop timed out
[ 4272.044700] AMD-Vi: Completion-Wait loop timed out
[ 4272.791409] iommu ivhd3: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=03:00.0 address=0x1002335d0]
[ 4273.793277] iommu ivhd3: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=03:00.0 address=0x100233610]
[ 4273.793285] iommu ivhd3: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=03:00.0 address=0x100233630]
[ 5156.061770] vfio-pci 0000:03:00.0: can't change power state from D3cold to D0 (config space inaccessible)
[ 5156.813463] vfio-pci 0000:03:00.0: timed out waiting for pending transaction; performing function level reset anyway
[ 5158.061449] vfio-pci 0000:03:00.0: not ready 1023ms after FLR; waiting
[ 5159.117416] vfio-pci 0000:03:00.0: not ready 2047ms after FLR; waiting
[ 5161.261372] vfio-pci 0000:03:00.0: not ready 4095ms after FLR; waiting
[ 5165.613314] vfio-pci 0000:03:00.0: not ready 8191ms after FLR; waiting
[ 5174.061130] vfio-pci 0000:03:00.0: not ready 16383ms after FLR; waiting
[ 5192.236751] vfio-pci 0000:03:00.0: not ready 32767ms after FLR; waiting
[ 5227.052069] vfio-pci 0000:03:00.0: not ready 65535ms after FLR; giving up
[ 5227.664685] device tap111i0 entered promiscuous mode
[ 5227.671553] fwbr111i0: port 1(fwln111i0) entered disabled state
[ 5227.671759] vmbr0: port 4(fwpr111p0) entered disabled state
[ 5227.671984] device fwln111i0 left promiscuous mode
[ 5227.671986] fwbr111i0: port 1(fwln111i0) entered disabled state
[ 5227.692336] device fwpr111p0 left promiscuous mode
[ 5227.692340] vmbr0: port 4(fwpr111p0) entered disabled state
[ 5227.871875] fwbr111i0: port 1(fwln111i0) entered blocking state
[ 5227.871880] fwbr111i0: port 1(fwln111i0) entered disabled state
[ 5227.871961] device fwln111i0 entered promiscuous mode
[ 5227.872024] fwbr111i0: port 1(fwln111i0) entered blocking state
[ 5227.872026] fwbr111i0: port 1(fwln111i0) entered forwarding state
[ 5227.875668] vmbr0: port 4(fwpr111p0) entered blocking state
[ 5227.875674] vmbr0: port 4(fwpr111p0) entered disabled state
[ 5227.875758] device fwpr111p0 entered promiscuous mode
[ 5227.875788] vmbr0: port 4(fwpr111p0) entered blocking state
[ 5227.875790] vmbr0: port 4(fwpr111p0) entered forwarding state
[ 5227.879019] fwbr111i0: port 2(tap111i0) entered blocking state
[ 5227.879023] fwbr111i0: port 2(tap111i0) entered disabled state
[ 5227.879111] fwbr111i0: port 2(tap111i0) entered blocking state
[ 5227.879112] fwbr111i0: port 2(tap111i0) entered forwarding state
[ 5228.068321] AMD-Vi: Completion-Wait loop timed out
[ 5228.196082] AMD-Vi: Completion-Wait loop timed out
[ 5228.323820] AMD-Vi: Completion-Wait loop timed out
[ 5228.452055] AMD-Vi: Completion-Wait loop timed out
[ 5228.942679] iommu ivhd3: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=03:00.0 address=0x100233660]
[ 5229.944534] iommu ivhd3: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=03:00.0 address=0x1002336a0]
[ 5229.944539] iommu ivhd3: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=03:00.0 address=0x1002336c0]
[ 5229.974620] vfio-pci 0000:03:00.0: can't change power state from D3cold to D0 (config space inaccessible)
[ 5229.974660] vfio-pci 0000:03:00.0: can't change power state from D3cold to D0 (config space inaccessible)
[ 5229.974750] vfio-pci 0000:03:00.0: can't change power state from D3cold to D0 (config space inaccessible)
[ 5230.699967] vfio-pci 0000:03:00.0: timed out waiting for pending transaction; performing function level reset anyway
[ 5230.946416] iommu ivhd3: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=03:00.0 address=0x1002336f0]
[ 5231.947943] vfio-pci 0000:03:00.0: not ready 1023ms after FLR; waiting
[ 5231.948291] iommu ivhd3: AMD-Vi: Event logged [IOTLB_INV_TIMEOUT device=03:00.0 address=0x100233720]
[ 5233.003919] vfio-pci 0000:03:00.0: not ready 2047ms after FLR; waiting
[ 5235.243874] vfio-pci 0000:03:00.0: not ready 4095ms after FLR; waiting
[ 5239.595793] vfio-pci 0000:03:00.0: not ready 8191ms after FLR; waiting
[ 5248.043637] vfio-pci 0000:03:00.0: not ready 16383ms after FLR; waiting
 
Is 03:00.0 your Radeon VII? Please try vendor-reset to work around AMD GPU reset issues. I used this guide. When using kernel 5.15 you need to set the reset_method to device_specific.
Can you share the VM configuration file (from the /etc/pve/qemu-server/ directory)?
file for 6900 XT
Code:
root@workstation:/etc/pve/qemu-server# cat 100.conf
#realvnc based action > login to the box
#use the usb monitor as backup and better resolution when needed
#serial works in here
#no guest agent error!
bios: ovmf
boot: order=virtio0;net0;ide0;ide2
cores: 24
cpu: host
efidisk0: zfsonfirecuda:vm-100-disk-0,efitype=4m,pre-enrolled-keys=1,size=1M
hostpci0: 0000:43:00,pcie=1,x-vga=1
hostpci1: 0000:44:00,pcie=1
hostpci2: 0000:65:00,pcie=1
ide2: local:iso/virtio-win-0.1.215.iso,media=cdrom,size=528322K
machine: pc-q35-6.1
memory: 22048
meta: creation-qemu=6.1.0,ctime=1651135806
name: BlackLionWP11Screens
net0: virtio=22:CE:C5:98:69:EA,bridge=vmbr0,firewall=1
net1: rtl8139=CE:A0:66:CF:54:D5,bridge=vmbr0,firewall=1
numa: 0
onboot: 1
ostype: win11
parent: acronisbackup
runningcpu: kvm64,enforce,hv_ipi,hv_relaxed,hv_reset,hv_runtime,hv_spinlocks=0x1fff,hv_stimer,hv_synic,hv_time,hv_vapic,hv_vpindex,+kvm_pv_eoi,+kvm_pv_unhalt,+lahf_lm,+sep
runningmachine: pc-q35-6.1+pve0
scsihw: virtio-scsi-pci
smbios1: uuid=2e349ac4-75bc-494f-aaea-a40cb31de45d
sockets: 2
startup: order=1
tpmstate0: zfsonfirecuda:vm-100-disk-1,size=4M,version=v2.0
usb0: host=04d8:eed2,usb3=1
usb1: host=17e9:4300,usb3=1
usb2: host=0bda:2550,usb3=1
usb3: host=145f:01ad,usb3=1
usb4: host=1235:8210,usb3=1
virtio0: zfsonfirecuda:vm-100-disk-2,size=128G
vmgenid: a04f4117-2219-4865-bed3-757ecc6bfb05

[acronisbackup]
bios: ovmf
boot: order=virtio0;net0;ide0;ide2
cores: 24
cpu: host
efidisk0: zfsonfirecuda:vm-100-disk-0,efitype=4m,pre-enrolled-keys=1,size=1M
hostpci0: 0000:43:00,pcie=1,x-vga=1
hostpci1: 0000:44:00,pcie=1
hostpci2: 0000:65:00,pcie=1
ide2: local:iso/virtio-win-0.1.215.iso,media=cdrom,size=528322K
machine: pc-q35-6.1
memory: 22048
meta: creation-qemu=6.1.0,ctime=1651135806
name: BlackLionWP11Screens
net0: virtio=22:CE:C5:98:69:EA,bridge=vmbr0,firewall=1
net1: rtl8139=CE:A0:66:CF:54:D5,bridge=vmbr0,firewall=1
numa: 0
ostype: win11
parent: audiosolvewithbluetooth
runningcpu: kvm64,enforce,hv_ipi,hv_relaxed,hv_reset,hv_runtime,hv_spinlocks=0x1fff,hv_stimer,hv_synic,hv_time,hv_vapic,hv_vpindex,+kvm_pv_eoi,+kvm_pv_unhalt,+lahf_lm,+sep
runningmachine: pc-q35-6.1+pve0
scsihw: virtio-scsi-pci
smbios1: uuid=2e349ac4-75bc-494f-aaea-a40cb31de45d
snaptime: 1651363383
sockets: 2
tpmstate0: zfsonfirecuda:vm-100-disk-1,size=4M,version=v2.0
usb0: host=04d8:eed2,usb3=1
usb1: host=17e9:4300,usb3=1
usb2: host=0bda:2550,usb3=1
usb3: host=145f:01ad,usb3=1
usb4: host=1235:8210,usb3=1
virtio0: zfsonfirecuda:vm-100-disk-2,size=128G
vmgenid: a04f4117-2219-4865-bed3-757ecc6bfb05
vmstate: zfsonfirecuda:vm-100-state-acronisbackup

[audiosolvewithbluetooth]
#beforeprogramsinstall
bios: ovmf
boot: order=virtio0;net0;ide0;ide2
cores: 24
cpu: host
efidisk0: zfsonfirecuda:vm-100-disk-0,efitype=4m,pre-enrolled-keys=1,size=1M
hostpci0: 0000:43:00,pcie=1,x-vga=1
ide2: local:iso/virtio-win-0.1.215.iso,media=cdrom,size=528322K
machine: pc-q35-6.1
memory: 22048
meta: creation-qemu=6.1.0,ctime=1651135806
name: erdemwindowspro11
net0: virtio=22:CE:C5:98:69:EA,bridge=vmbr0,firewall=1
net1: rtl8139=CE:A0:66:CF:54:D5,bridge=vmbr0,firewall=1
numa: 0
onboot: 1
ostype: win11
parent: workswith5screens
runningcpu: kvm64,enforce,hv_ipi,hv_relaxed,hv_reset,hv_runtime,hv_spinlocks=0x1fff,hv_stimer,hv_synic,hv_time,hv_vapic,hv_vpindex,+kvm_pv_eoi,+kvm_pv_unhalt,+lahf_lm,+sep
runningmachine: pc-q35-6.1+pve0
scsihw: virtio-scsi-pci
smbios1: uuid=2e349ac4-75bc-494f-aaea-a40cb31de45d
snaptime: 1651347816
sockets: 2
tpmstate0: zfsonfirecuda:vm-100-disk-1,size=4M,version=v2.0
usb0: host=04d8:eed2,usb3=1
usb1: host=17e9:4300,usb3=1
usb2: host=0bda:2550,usb3=1
usb3: host=145f:01ad,usb3=1
virtio0: zfsonfirecuda:vm-100-disk-2,size=128G
vmgenid: a04f4117-2219-4865-bed3-757ecc6bfb05
vmstate: zfsonfirecuda:vm-100-state-audiosolvewithbluetooth

[realvncfearlicencewindows]
bios: ovmf
boot: order=virtio0;ide2;net0;ide0
cores: 24
efidisk0: zfsonfirecuda:vm-100-disk-0,efitype=4m,pre-enrolled-keys=1,size=1M
ide0: local:iso/virtio-win-0.1.217.iso,media=cdrom,size=519096K
ide2: local:iso/Win11_EnglishInternational_x64v1.iso,media=cdrom
machine: pc-q35-6.1
memory: 22048
meta: creation-qemu=6.1.0,ctime=1651135806
name: erdemwindowspro11
net0: virtio=22:CE:C5:98:69:EA,bridge=vmbr0,firewall=1
net1: rtl8139=CE:A0:66:CF:54:D5,bridge=vmbr0,firewall=1
numa: 0
onboot: 1
ostype: win11
runningcpu: kvm64,enforce,hv_ipi,hv_relaxed,hv_reset,hv_runtime,hv_spinlocks=0x1fff,hv_stimer,hv_synic,hv_time,hv_vapic,hv_vpindex,+kvm_pv_eoi,+kvm_pv_unhalt,+lahf_lm,+sep
runningmachine: pc-q35-6.1+pve0
scsihw: virtio-scsi-pci
smbios1: uuid=2e349ac4-75bc-494f-aaea-a40cb31de45d
snaptime: 1651304210
sockets: 2
tpmstate0: zfsonfirecuda:vm-100-disk-1,size=4M,version=v2.0
usb1: host=17e9:4300,usb3=1
usb2: host=0bda:2550,usb3=1
usb3: host=04d8:eed2,usb3=1
virtio0: zfsonfirecuda:vm-100-disk-2,size=128G
vmgenid: a04f4117-2219-4865-bed3-757ecc6bfb05
vmstate: zfsonfirecuda:vm-100-state-realvncfearlicencewindows

[workswith5screens]
bios: ovmf
boot: order=virtio0;net0;ide0;ide2
cores: 24
cpu: host
efidisk0: zfsonfirecuda:vm-100-disk-0,efitype=4m,pre-enrolled-keys=1,size=1M
hostpci0: 0000:43:00,pcie=1,x-vga=1
ide2: local:iso/virtio-win-0.1.215.iso,media=cdrom,size=528322K
machine: pc-q35-6.1
memory: 22048
meta: creation-qemu=6.1.0,ctime=1651135806
name: erdemwindowspro11
net0: virtio=22:CE:C5:98:69:EA,bridge=vmbr0,firewall=1
net1: rtl8139=CE:A0:66:CF:54:D5,bridge=vmbr0,firewall=1
numa: 0
onboot: 1
ostype: win11
parent: realvncfearlicencewindows
runningcpu: kvm64,enforce,hv_ipi,hv_relaxed,hv_reset,hv_runtime,hv_spinlocks=0x1fff,hv_stimer,hv_synic,hv_time,hv_vapic,hv_vpindex,+kvm_pv_eoi,+kvm_pv_unhalt,+lahf_lm,+sep
runningmachine: pc-q35-6.1+pve0
scsihw: virtio-scsi-pci
smbios1: uuid=2e349ac4-75bc-494f-aaea-a40cb31de45d
snaptime: 1651347364
sockets: 2
tpmstate0: zfsonfirecuda:vm-100-disk-1,size=4M,version=v2.0
usb0: host=04d8:eed2,usb3=1
usb1: host=17e9:4300,usb3=1
usb2: host=0bda:2550,usb3=1
usb3: host=145f:01ad,usb3=1
virtio0: zfsonfirecuda:vm-100-disk-2,size=128G
vmgenid: a04f4117-2219-4865-bed3-757ecc6bfb05
vmstate: zfsonfirecuda:vm-100-state-workswith5screens
root@workstation:/etc/pve/qemu-server#
 
Is 03:00.0 your Radeon VII? Please try vendor-reset to work around AMD GPU reset issues. I used this guide. When using kernel 5.15 you need to set the reset_method to device_specific.
Can you share the VM configuration file (from the /etc/pve/qemu-server/ directory)?

file for radeon 7
Code:
root@workstation:/etc/pve/qemu-server# cat 111.conf
agent: 1
bios: ovmf
boot: order=sata0;net0;ide2
cores: 4
cpu: host
efidisk0: local-lvm:vm-111-disk-1,efitype=4m,pre-enrolled-keys=1,size=4M
hostpci0: 0000:03:00,pcie=1,x-vga=1
ide2: local:iso/virtio-win-0.1.217.iso,media=cdrom,size=519096K
machine: pc-q35-6.1
memory: 12048
meta: creation-qemu=6.1.0,ctime=1651350125
name: BlueLionWindows11Games
net0: rtl8139=26:5E:27:F5:96:0C,bridge=vmbr0,firewall=1
numa: 0
onboot: 1
ostype: win11
sata0: local-lvm:vm-111-disk-0,cache=writeback,size=64G
scsihw: virtio-scsi-pci
smbios1: uuid=0e40f7ee-7dea-478c-a11b-542ec7491959
sockets: 4
startup: order=4
tpmstate0: local-lvm:vm-111-disk-2,size=4M,version=v2.0
vga: none
vmgenid: e37c155c-d84b-4d8d-af7c-dbd29ea50982
root@workstation:/etc/pve/qemu-server#
 
This happened to me as well (granted - on nVidia, but could still be a contributing case for AMD), the causes were 2:
1. resize bar was enabled in the BIOS
2. the PCIe slot was set to "raid" mode (4x4x4x4) instead of 16x.